Home / 140,765,827,942.54-194,263,821,869.07-87,319,019,148.94

Finding the Fourth Proportional to 140,765,827,942.54, 194,263,821,869.07 and 87,319,019,148.94

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Solution

The fourth proportional to 140,765,827,942.54, 194,263,821,869.07 and 87,319,019,148.94 is: 120,504,575,788.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,765,827,942.54 : 194,263,821,869.07 = 87,319,019,148.94 : x
  2. Step 2: Convert to fraction form
    140,765,827,942.54/194,263,821,869.07 = 87,319,019,148.94/x
  3. Step 3: Cross multiply
    140,765,827,942.54x = 194,263,821,869.07 × 87,319,019,148.94
  4. Step 4: Simplify right side
    140,765,827,942.54x = 16,962,926,381,731,594,371,072
  5. Step 5: Solve for x
    x = 16,962,926,381,731,594,371,072/140,765,827,942.54
  6. Step 6: Final answer
    x = 120,504,575,788.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.